..A number of indexes measuring self-reported generic health-related quality-of-life (HRQoL) using preference-weighted scoring are used widely in population surveys and clinical studies in the United States...

Socioeconomic status and age variations in health-related quality of life: results from the national health measurement study

..Standard errors of measurement (SEMs) of health-related quality of life (HRQoL) indexes are not well characterized. SEM is needed to estimate responsiveness statistics, and is a component of reliability...

Variation in tumor natural history contributes to racial disparities in breast cancer stage at diagnosis

..9 (95% CI: -6.3, 0.6) on the PCS and MCS scales, respectively. These results suggest that breast cancer survivors experience relative declines in health-related QOL across a broad spectrum of domains, even many years after diagnosis...

Whose quality of life? or Whose decision?

Dennis G FrybackQual Life Res 12:609-10. 2003

Relative disutilities of 47 risk factors and conditions assessed with seven preference-based health status measures in a national U.S. sample: toward consistency in cost-effectiveness analyses

Peter FranksDepartment of Family and Community Medicine, Center for Health Services Research in Primary Care, University of California, Davis, Sacramento, CA 95817, USAMed Care 44:478-85. 2006

..Preference-based health measures yield summary scores that are compatible with cost-effectiveness analyses. There is limited comparative information, however, about how different measures weight health conditions in the U.S. population...

A US valuation of the EQ-5D

Dennis G FrybackMed Care 43:199-200. 2005

Health perceptions in patients who undergo screening and workup for prostate cancer

David A KatzDepartment of Medicine, University of Iowa Carver College of Medicine, Iowa City, Iowa, USAUrology 69:215-20. 2007

..This study was designed to determine whether a positive screening test with negative biopsy findings for prostate cancer is associated with worsened mental health during short-term follow-up...

..We used modeling techniques to assess the relative and absolute contributions of screening mammography and adjuvant treatment to the reduction in breast-cancer mortality in the United States from 1975 to 2000...

Etta D PisanoDepartment of Radiology, University of North Carolina School of Medicine, Chapel Hill, NC, USARadiology 236:404-12. 2005

....

HALYS and QALYS and DALYS, Oh My: similarities and differences in summary measures of population Health

Marthe R GoldDepartment of Community Health and Social Medicine, City University of New York Medical School, 138th Street and Convent Avenue, New York, New York 10031, USAAnnu Rev Public Health 23:115-34. 2002

..Finally, we raise concerns about the practice of using different types of HALYs within different decision-making contexts and urge action that builds and clarifies this useful measurement field...